OpenTechnical

OT-2026-000009811

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, vented after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000009811) never changes.

Identity and time

Publication numberOT-2026-000009811 · never reused
Internal UUID01a0ae6b-7565-79bf-99bb-56664fb0c036 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009811
StatusPUBLIC

Content hashes

Canonical text116234542ae5cc2dee31932cdfacf0c458ed0d495b0fd406c9050422d0af8bb3
Markdown9d090797d3495acc9a94b79cdd8b18e4b28de338603cc0499cb5bc19917dae75
PDF
Publication page826d8faf7114547149ecf5c9edfecf0471cd7d39152a7283a2092487ca87c457
Manifestdd3851180cf356e63208116d822958435f622badb452b02faf6ef2d3b05a9849

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureKRqxIn2VeQXWRBKT27u70mZi6tRKlHZ4ObOUhcHPAQkP8jJEFlxD0WIanrqZj79m/QESWMgp6mjHEavg/vbmBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:20.375338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009811
observed 826d8faf7114547149ecf5c9edfecf04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:20.355465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009811/manifest.json
observed dd3851180cf356e63208116d82295843...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:20.335321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009811/publication.md
observed 9d090797d3495acc9a94b79cdd8b18e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:20.314254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009811/publication.txt
observed 116234542ae5cc2dee31932cdfacf0c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.